that rocked this indianapolis neighborhood late saturday killing husband and wife deion and jennifer longworth, leaving seven others. >> garage doors blown in. windows blown in, houses leveled. nothing left. >> reporter: this morning, authorities are trying to figure out what touched off the blast which could be heard for miles sblp we can't speculate on what the cause of the blast was, whether natural gas or some other source. >> reporter: witnesses say it happened around 11:00 p.m., more than 100 firefighters responded to the scene as more than 200 residents quickly ran into nearby streets. >> it splintered my door. it was like a war zone. >> doors what falling down, glass everywhere. >> reporter: officials say as much as 80 homes were affected. estimates damage of $3.6 million. we saw the damage first hand. >> you can see there's bull dorzs out here. people are working trying to get everything cleaned up. what used to be five homes that are nothing more than rubble. >> and police still have not identified the victims but this morning the "indianapolis star" is reporting that the schools wil